But the lawyer said Lewin had called from the plane, hanging up only when a flight attendant ordered him to switch off his phone.
但是律师说列文在飞机上给他打过电话,直到一个空乘人员命令他关掉电话,他才挂掉电话。
The configuration and simulation model of water pulse forming line switch with prepulse suppression ground plane (PPS) were introduced in this paper.
介绍了具有预脉冲屏蔽板的水介质脉冲形成开关的结构和等效电路模型,给出模型中等效参数的计算方法。
Full-differential structure and bottom plane sampling technique and optimization of switch capacitor and MOS switch were used in this circuit.
设计中采用全差分结构和底极板采样技术,优化了开关电容和MOS开关。
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